package com.coda.service;

import com.coda.entity.LoginUser;

import javax.servlet.http.HttpServletResponse;

public interface LoginService {
    /**
     * 生成图形验证码
     * @param response
     */
    void setCaptcha(HttpServletResponse response);

    /**
     * 登录
     * @param loginUser
     * @return
     */
    String login(LoginUser loginUser);
}
